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28095694 = 2117117987
BaseRepresentation
bin110101100101…
…1010011001110
31221212102001021
41223023103032
524143030234
62442104354
7460544434
oct153132316
957772037
1028095694
111494a790
1294ab0ba
135a89293
143a34d54
1526ee9b4
hex1acb4ce

28095694 has 16 divisors (see below), whose sum is σ = 46624896. Its totient is φ = 12590200.

The previous prime is 28095677. The next prime is 28095709. The reversal of 28095694 is 49659082.

It is a self number, because there is not a number n which added to its sum of digits gives 28095694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7432 + ... + 10555.

It is an arithmetic number, because the mean of its divisors is an integer number (2914056).

Almost surely, 228095694 is an apocalyptic number.

28095694 is a deficient number, since it is larger than the sum of its proper divisors (18529202).

28095694 is a wasteful number, since it uses less digits than its factorization.

28095694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18071.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 28095694 is about 5300.5371425922. The cubic root of 28095694 is about 304.0044363965.

The spelling of 28095694 in words is "twenty-eight million, ninety-five thousand, six hundred ninety-four".

Divisors: 1 2 11 22 71 142 781 1562 17987 35974 197857 395714 1277077 2554154 14047847 28095694